Door mechanism for railway cars



May 20, 1930. w. E. WINE poon uricmmsu FOR RAILWAY cums original 3119aFeb. 5, 1929 INVMWH Patentedilvler 20,1930" t 1, 59,677 i UNITED STATESI PATENT OFFICE 1 I I a WILLIAM E. wrnn oriroLEn lonro I i I I noonMECHANISM FOR RAILWAY ems Application and mam 5, 1929, Serial 37,634.enew April 15, 930.

My invention relates to door mechanism "end of the chain cooperates'withthe various for railway cars and has for its'principal oblinks ofthe'latter. ject the provision of strong and eflicient Figure 4 is afragmentary View taken on means forsustaining'those lad-ing dischargeline 4.'4, Figure 3. r 1

5 doors which are movable to Open position Figure 5 is adetailedsectional view taken 55 under the-influence of gravity in any desired online 5'5, Figure 1. I position of adjustment for regulating or -"Whilethe drawings illustratea"single'hopdampening the discharge of lading,such as per and the adjacent edge of its coacting door, ballast andthelike, from the'car. it is understood that this construction is du- 10A primary feature ofthe invention resides plicated on the oppositesideof"the-carand- 60 'in providing portions ofthe door supporting. thatfthedoor shown is but one of the door mechanism carried by the car body anddoor sections which are disposed on opposite sides respectively, withmeans for cooperating of the car center sill and which are connected 5with a chain device adapted to sustainthe by a spreader or stifieningmember so as to door in any desired position of adjustment swing as one;v f 1 after the latter has been released from its In the drawings 1indicates the hopper side supporting hook for regulating the dischargesheet and 2 the bottomfor slope shet thereof. of lading from thecar,-the'chain cooper- Theouter edges of these sheets define the atingportions of the doorsupporting mech- 'la'ding discharge openinofofthe'hopper a nd anism being'arranged so that the chain'willthe'portions';'thereofadjacent'the latter are be'dispo'sedsubstantially1parallel toa; line "preferably reinforced by'fa suitablyshaped tangent to'ithe'arc described by the free edge baror' plate-3.The hopper dischargeopenof theidoor upon initial opening movement ingisnormally closed by a sheet metal door of the latter." 4 hingedlyconnected to the car body in any Another-feature ofthe inventionconsistsC0 I1V6I1-1ent manner '(not shown)" so "as to 75 in fashioning thatmember of the door s'uP- swing to open position';under the influenceportingmechanismcarried-by the car body of gravityp'f v i which overliesthe outer face of'the hook [Mounted upon the outer 'face'of the-doorwith "a downwardly projectingextension, the isa-spreader or stiffenerfiwhich, inaddition extension and aportion of the arm'carried toreinforcing the d001,, Serves to tie'together Q A by the doorbeing;cooperablewith a chain "thefdoor' sections, of which the doorff'isone, for sustaining the doorin ianykdesiredpoto cause'them to swing as aunit. The spreadsition of 'a'dj u stment, after 'the latter has er maybeadvantageously formed with tw been released from the doorsupportinghook, flanges: 6"a'nd V 7 respectively, the flange 6 for regulating thedischargefof lading from lying against and secured to; the outer-face-85 the car; i of the'door by 'rivets 8 and the 'flange7 pro Otherandmorespecific' features of the in- {jecting ontwar'dly frornthe doorsubstanl i vention residingin advantageousforms and 'tially normalthereto. The outer end offthe relations Of P rt'sfiwill hereinafterappear stiffener which projects beyondtheside edge I andbe-pointedout-in the claims. 1 of'thedoor 'constitute's 'an arm and-the flange ifi i I In the drawings illustrating-a preferred '6 thereof-affords meansfor cooperatingwith I embodiment of-the invention Q I v I Figure 1 isafragmentary sidevi'e'wFO fra 'the hop rir i g I i car hopper and itsassociated do'or illus-f I 'Pivotally mounted on the side; sheet of theFigure 2is at-fragmentary sectional view; plurality 0f ledgeslOfengageablewith the on line 2+2, Figure 1, aportioni of the doorfiang'e 6 of the-spreader for-supporting the 'supporting'hook' beingomitted. I I I I I I II II I II Figure 3 is" an enlargedwd'etailed viewOver-lying the outer-face;zof"the hooki.and

door port n :me hani 'i-"arr e b trating the invention applied thereto;1 hopper isa hook 9 of usual idesign ha i s es i r door in partially and-in fu-lly closed position.

9 illustrating the manner which the hoo'k secmed' mamma an-sidesheetsapfr ken w l or cover plate 11 havinga plate portion 12, the bracketbeing secured to the hopper 1n a manner such that the plate portionthereof lies in aplane substantially parallel with the adjacenthoppersidegsheet. The inner face "The inner end'of thfe'foremost boss13, bears againstthe reinforcing member 3 While the inner ends of tlie''other bossescooperate-With Y j arm 5 and of the cover plate 11 are soarranged that when the" chain is inoperative position it'willbe disposedsubstantially ferrules or washer-s15, all of these parts being arrangedso as to space the cover plate 1 a sufiicient distance outwardly ofthe-hopper edge of thelatter'forrlockingfthe hook in side sheet topermit free pivotal movementof the*hook., Inaddition'flto thisy'onefofthe bosses 13 serves asapivotalsupport for the hook 9.v'Pivotallymounted on the'bracket,

ina'manner similar to that of the hook is a cam 16 adapted to cooperatewith the upper "door supporting positionfltorgprevent accidental.opening, movement of the door. The outer face of the cover 'plate i s;fashioned with a laterally'projecting, apertured lug' 17 for cooperatingwith a removable prying lever which maybe employed forobtaining asmechanical' advantageto. force 7 the door from partially tofully closed"position.

. Operatively interposed between the hopper and its 'c0acting door'isadetachable chain device 18- adapted to arrest opening movement ofthedoor, after it hasbeenreleased from its supporting hook, ,to sustain fthe door in any desired position of adjustment for regulating vor;controlling: the; dis- 7 charge ofladingfrom the 'door, .Theilowerfportion of the cover plate is fashioned with a downwardly projectingextension 19fhav- .ing an aperture'QQ; and the outer end of the-fla'nge'? *of-the door arm-is alSO apertured as at 21' for respectivelyreceivingthe-ch'sui-n.

I The: chaindevice emPloyedcom-prises a plurality ofrelativelysmall-links23 and a hook; member 241 attached to one of the end"linksjof thechajinJ; When it-isdesiredto use 7 "gthe. car ina'ser-vicenecessitating controlling orregulatingflth discharge of lading -from ith 1?; h a n'i ead hroi ghap 'fill ;in t e; we: P te d; r arm, after i1.. he! door is supported in v closed position by chain may enbeconnectedyby the hook 24 and the -opposite ends of the mounteduponjhejdoor; andalchaingdev hesapertu'red I pon release ofthedoorkfromcitsasnpporting hooky t'o 'ar gl'ating the discharge oflading froinfthe car 2.; a; door mechanism for' 'railwayfEars, e, 7 thecombinationrwith' ahingeddoor movable 'f' .e vi nderwear? i tinned: thattiny? one: or the-links; of the chain may be inserted iedgeways into thevhooked end of the member 24,.longitudina1'movement of the engaged linkbeing prevented by I the portionsof the two adjacent links respectivelyengaging theopposite side edges of the hook; Thus it will be readilyappreciated:

that the door nzay be niaintainedin anyone of a pluralityof positionsofadjustment for V Thechain cooperatingportions of thevdoor parallel to aline tangent to the arc described by theiedge of the door upon initialmovement regulating the discharge 'of'lading from the i these portionsenables a finer degree. of ada ijustment of the door'to be obtained thanwould otherwisebeithecase. A fine-degree of adjustment: isalsoobtainedjby. construct- 1 ing the chain so that wheninuse it, ineifect, j"

forms an endless chain as it wi'll be appreciated that the distancebetween one position of adjustment of the 'doorto; the next one;

measured along" thearc described; 'bygfthat portion of the door:adjacent tl echain is one half the distance. between thefcentersofachlink.

From the foregoing it is thought was the operation will begapparent.Prior toi'releas" ingr the' doorifrom. supporting engagement 'withtthehook 9; the hook 2410f the fchainz is engaged with that lin-kbtthe chainwhich vwill permit thedoor'to openitoitheldesired' de- I; agree; Thehook; 9. isithen movedto inop en ative position and openingIl'lOVGIllBIlUOf the "door; is arrested by'the chain alnd i't'.;is sus-'5 tained in the position of! adjuStm'ntZtheretOQf' V fforedeterminedg ra m 1 .1. Ina jdoonmechanism for railwaylcars, the: combination withhinged door movable ii-11c toopen positioniunder the influencelofggrav-"ity, of. a' hook smember pivotally niounted on the car body andcooperable Withlthedoor for 7:

supporting; 'itlin ficlosed position,l a bracket I having a plateportion- ,oiierlying the outeri fac efof thehook and dispose din aplane-sub- 'stantiallyparallel-with adjacent portions or v a i I thecar; theplate portion-foifiifiaid-jb acket b i f reo gme' ei i th hai lsyt iprer n e sheomiflm g s ro dw y nd eil e ;1? 'el p rt n 1 4c;{thezia ewe pla e la iaeenmhe-'l w r g of'the aperture 20 i's'bentorflaredzfilfiwfirch Y; 11's. i c fil M QZQT B kfith c ai m y readily;pass-betweenth inner" recent-the ooyertplate 'l-lr' and 'the" ajd aeenflportionofthe g ihbppeiiside;sheet 'when it is threaded i h 5$i p t s20: Y

hook 24 i ingprovidedjlwithflan aperture; embe 'cooperableiwith thelatteriand t portionof said bracket, adapted;

rest lopeni ng movement of the door'to sustain it in a desired positionoradjustmenef nega to open positionv under thefinfluence or gr'a the carbody for cooperating with the door to support it in closed position, acover plate overlying the outer face of the hook and hav ing adownwardly projecting extension, a

member mounted on the door, and a chain det vice cooperable with thelatter and said cover plate extension for arresting opening ove ment ofthe door upon its release from the hook to sustain it in a desiredposition of adjustment for regulating the discharge ot' lading from thecar. i i

3. In a door mechanism for railway cars, the combination with a hingeddoor movable to open position under the influence of gravity, ofa hookmember mountedon the car body for cooperating with the door to supportit in closed position, a cover plate overlying the outer face of thehook and having a downwardly projecting apertured extension, the portionof the plate adjacent the lower edge of'said aperture being flaredoutwardly from the adjacent portion of the car, a member mounted on thedoor, and an endless chain passing through saidaperture and cooperablewith said member 'for arresting opening movement of the door upon itbeing released from the supporting hook for sustaining it in any desiredposition of adjustment for regulating the discharge of lading from thecar.

4. In a door mechanism for railway cars, the combination with a hingeddoor movable to open position under the influenceof gravity, of a hookmember mounted on the" car body for cooperating with the door tosupportit in closed position, a bracket having a plate portion overlying theouter face of the hook and disposed substantially parallel to adjacentportions of the car, a member mounted on the door, and a chaindevicecooperable with the latter and a portion of said bracket forarresting opening movement of the door upon its release from thesupporting hook to sustain it ina desired'position of adjustment forregulating the discharge of lading from the car, the chaincooperatingportions of the bracket and door member being arranged sothat the chain will be disposed substantially parallel to a line tangentto the arc described .by the free edge of the door uponinitialopening'movement of the latter.

' In adoormechanism'for, railway cars, the combination with a hingeddoor movable to open position under the influence of gravirelease fromthe supporting'hook to. sustain it in a desired position of adjustmentfor ty, of ahookmembermounted on the'car body for cooperating with thedoor to support it in closed positioma cover plate overlyingv the outerface of the hook and havmg a downwardly projecting extension, a membersecured to the door, and axcham hav mg operative connectlon withsaldmember v and said cover plate extension for arrestapertured, and achain cooperable with the car, said chain when in operative positionbeing substantially normal to the door in all positions in which thedoor may be sup-' ported.

6. In a door mechanismifor railway cars, the combination with a hingeddoor movable to open position underthe influence of gravity, of a hookedmember mounted on the car body'for cooperating with the door to sup portit in closed position, a cover plate overlying the outer face of thehook and having a downwardlyprojecting extension, an arm secured to thedoor provided with a plurality of flanges, one of said flanges beingapertured portion of the .door arm and the cover plate extension, oneend of said chain havinga hook adaptedto cooperate with any one of aplurality of links of the chain adjacent the opposite end thereof tomaintain the door in a desired position of adjustment atter it has beenreleased from the supporting hook to regulate the discharge of ladingfrom the car.

7 A cover plate member for car door mechanism of the type involving ahook device pivotally mounted on the car body and adapted to cooperatewith a hinged door to support the latter against opening movement, saidmember being adapted to be secured to the car body in overlappingrelating to the outer face of the hook, said cover plate being providedwith a plurality of apertures, one of said apertures being adapted tocooperate with a removable door prying lever, and the other of saidapertures being adapted to C0-- operate with means for retaining thedoor in a plurality of positions of adjustment after thelatter has beenreleased from its support ing hook for regulating the discharge oflading from the car. I

8. A cover plate member for car door mech I anism ofthe type'involving ahook device pivotally mounted on the car body and adapted to cooperatewith a hinged door to support it against an opening movement, saidmember being adapted to be secured to the car body 1 f in overlappingrelation to the 'outerface of v I, the hook ,device and beingprovidedwith a laterally extending lug and a downwardly.

'proj ecting extensiomsaid lug forming a fulcrum for a'removable doorprying lever and said extension being cooperable-with means tosustain-the door inapluralityof positions 7 I20 I leased'from the doorsupporting hook to regulate the, discharge'of ladingxfrom the car.-

whereof'I. aflix my signature.

of adjustment after the latter has been re- In testimony I, WILLIAM E.

ing opening movement of the door upon its regulating the dischargeof'lading from the

